Energizer Energy E401 vs T-Mobile Comet

Compare recorded specifications, size and practical differences.

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Key differences

Calculated from recorded specifications using minimum difference thresholds. These are differences, not an overall ranking. For three phones, numeric highlights compare the two extremes.

  • Screen diagonal

    Comet: 1.2 in smaller diagonal

    Energy E401:
    4 in
    Comet:
    2.8 in
  • Chipset

    Energy E401:
    Mediatek MT6580M (28 nm)
    Comet:
    Qualcomm MSM7225 Snapdragon S1
  • Release year

    Energy E401:
    2019
    Comet:
    2010

Physical size

Relative size, not calibrated actual size. Front and side outlines share one scale and a bottom baseline. Generic outlines use recorded body dimensions, excluding camera bumps.

  1. 1. Energy E401

    Height:
    Unknown
    Width:
    Unknown
    Depth:
    Unknown
    Weight:
    Unknown

    Unavailable dimensions are omitted from the drawing.

  2. 2. Comet

    Height:
    104.1 mm
    Width:
    55.9 mm
    Depth:
    12.7 mm
    Weight:
    102.1 g

Screen size

Approximate rectangular screens calculated from recorded diagonal and aspect ratio at one relative scale. Rounded corners and cutouts are not subtracted. These are not phone outlines or calibrated actual sizes.

  1. 1. Energy E401

    Screen diagonal:
    4 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    44.1 cm²
  2. 2. Comet

    Screen diagonal:
    2.8 in
    Aspect ratio (height:width):
    4:3
    Approximate rectangular screen area:
    24.3 cm²

Energy E401 has approximately 81.7% more rectangular screen area than Comet.

Memory variants

Each row compares the same storage capacity. Cells show recorded RAM alternatives, not combined maxima. Not recorded does not mean unavailable in every market.

Recorded RAM for Energy E401, Comet, compared at the same storage capacity.
StorageEnergy E401Comet
8 GB 1 GB RAM Unknown

Practical features

Explicit Yes and No values are shown directly. Qualified or regional records retain their details. Unknown means the record is missing.

1. Energy E401

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 32 GB (uses SIM 2 slot)

2. Comet

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 32 GB (dedicated slot) · 2 GB included

Battery capacity

Capacity is not battery life. No endurance test is implied.

Recorded battery capacity

Bars start at zero and share a scale within this chart.

  1. 1. Energy E401

    2000 mAh

    +800 mAh versus Comet

  2. 2. Comet

    1200 mAh

Specifications

Open a section for more detail. On narrow screens, swipe sideways or use Left/Right arrow keys while the table is focused. Unknown means missing data, not No. Recorded zero values are shown as recorded.

1. Energy E4012. Comet

Everyday essentials
Everyday essentials — specifications for Energy E401, Comet.
SpecificationEnergy E401Comet
Dimensions (HxWxD)
  • Х Х mm
  • 104.1 Х 55.9 Х 12.7 mm
Weight
  • 0 g
  • 102.1 g
Technology
  • TFT
  • TFT
Screen size
  • 4" inch
  • 2.8" inch
Screen resolution
  • 480 x 854 px
  • 240 x 320 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 8 GB
  • 1 GB RAM
Unknown
Memory card support
  • microSD
  • up to 32 GB (uses SIM 2 slot)
  • microSD
  • up to 32 GB (dedicated slot)
  • 2 GB included
Battery Capacity is not battery life. No endurance test is implied.
  • 2000 mAh
  • Li-Ion
  • 1200 mAh
  • Removable Li-Ion
Operating system OS
  • Android 8.0 Oreo (Go edition)
  • Android 2.2 (Froyo)
Chipset
  • Mediatek MT6580M (28 nm)
  • Qualcomm MSM7225 Snapdragon S1
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Energy E401, Comet.
SpecificationEnergy E401Comet
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 256K
Screen area
  • 44.1 cm2
  • 24.3 cm2
Screen format
  • 16:9 (height:width)
  • 4:3 (height:width)
Screen to body ratio Unknown
  • 41.7%
PPI /points per inch/
  • 245 PPI
  • 143 PPI
Camera and Video
Camera and Video — specifications for Energy E401, Comet.
SpecificationEnergy E401Comet
Rear camera, main
  • 5 MP
  • Single
  • 3.15 MP
  • Single
Camera specs
  • 5 MP
  • 3.15 MP
Functions
  • LED flash
Unknown
Video
  • 720p@30fps
  • CIF
Front camera, selfie
  • 2 MP
  • Single
  • 0 MP,
Specifications
  • 2 MP
Unknown
Performance
Performance — specifications for Energy E401, Comet.
SpecificationEnergy E401Comet
Processor CPU
  • Quad-core 1.3 GHz Cortex-A7
  • 528 MHz ARM 11
Graphics processor GPU
  • Mali-400MP2
  • No
General specs
General specs — specifications for Energy E401, Comet.
SpecificationEnergy E401Comet
Release date
  • 2019
  • February
  • 2010
  • November
Colors
  • Black
  • Black
Historical recorded price Legacy catalogue value; date unknown. Not a current offer. Unknown
  • 150 EUR
Battery life Unknown
  • Stand by time- Up to 288 h Talking time- Up to 9 h
Communication and Connectivity
Communication and Connectivity — specifications for Energy E401, Comet.
SpecificationEnergy E401Comet
SIM card
  • Dual SIM (Micro-SIM
  • dual stand-by)
  • Mini-SIM
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900
Speed
  • HSPA 42.2/11.5 Mbps
  • HSPA 7.2/0.384 Mbps
GPRS
  • Yes
  • Class 10
Edge
  • Yes
  • Class 10
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • hotspot
  • Wi-Fi 802.11 b/g/n
  • hotspot
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
USB
  • microUSB 2.0
  • microUSB 2.0
Bluetooth
  • 4.0
  • A2DP
  • LE
  • 2.0
  • A2DP
Music and Audio
Music and Audio — specifications for Energy E401, Comet.
SpecificationEnergy E401Comet
Radio
  • FM radio
  • FM radio
Other features
Other features — specifications for Energy E401, Comet.
SpecificationEnergy E401Comet
Dop
  • Sensors Accelerometer
  • Sensors Accelerometer MP3/WMA/eAAC+ player -MP4/H.264 player -Organizer -Photo viewer/editor -Voice memo/dial/commands -Predictive text input (Swype) For T-Mobile